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https://github.com/Xahau/xahaud.git
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Add ripple_common module
Conflicts: Builds/VisualStudio2012/RippleD.vcxproj.filters
This commit is contained in:
Vinnie Falco
241
src/ripple/common/functional/counted_bind.h
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241
src/ripple/common/functional/counted_bind.h
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//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2012, 2013 Ripple Labs Inc.
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#ifndef RIPPLE_COUNTED_BIND_H_INCLUDED
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#define RIPPLE_COUNTED_BIND_H_INCLUDED
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#include <atomic>
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#include <functional>
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#include <utility>
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namespace ripple {
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namespace detail {
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// Wrapper for managing the handler count
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template <class Handler, class Counter>
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class counted_bind_wrapper
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{
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public:
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template <class H>
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counted_bind_wrapper (H&& h, Counter& c)
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: m_handler (std::forward <H> (h))
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, m_counter (c)
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{
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++m_counter;
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}
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counted_bind_wrapper (counted_bind_wrapper&& w)
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: m_handler (std::move (w.m_handler))
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, m_counter (w.m_counter)
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{
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++m_counter;
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}
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counted_bind_wrapper (counted_bind_wrapper const& w)
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: m_handler (w.m_handler)
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, m_counter (w.m_counter)
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{
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++m_counter;
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}
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~counted_bind_wrapper ()
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{
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--m_counter;
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}
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//counted_bind_wrapper& operator= (counted_bind_wrapper const&) = delete;
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#if 0
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// When variadic template arguments are supported
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template <typename ...Args>
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void operator () (Args&& ...args) const
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{
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m_handler (std::forward <Args> (args)...);
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}
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#else
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void operator() ()
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{
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m_handler ();
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}
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void operator() () const
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{
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m_handler ();
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}
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template <class P1>
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void operator() (P1 const& p1)
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{
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m_handler (p1);
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}
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template <class P1>
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void operator() (P1 const& p1) const
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{
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m_handler (p1);
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}
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template <class P1, class P2>
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void operator() (P1 const& p1, P2 const& p2)
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{
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m_handler (p1, p2);
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}
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template <class P1, class P2>
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void operator() (P1 const& p1, P2 const& p2) const
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{
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m_handler (p1, p2);
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}
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template <class P1, class P2, class P3>
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void operator() (P1 const& p1, P2 const& p2, P3 const& p3)
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{
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m_handler (p1, p2, p3);
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}
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template <class P1, class P2, class P3>
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void operator() (P1 const& p1, P2 const& p2, P3 const& p3) const
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{
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m_handler (p1, p2, p3);
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}
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template <class P1, class P2, class P3, class P4>
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void operator() (P1 const& p1, P2 const& p2, P3 const& p3, P4 const& p4)
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{
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m_handler (p1, p2, p3, p4);
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}
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template <class P1, class P2, class P3, class P4>
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void operator() (P1 const& p1, P2 const& p2, P3 const& p3, P4 const& p4) const
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{
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m_handler (p1, p2, p3, p4);
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}
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template <class P1, class P2, class P3, class P4, class P5>
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void operator() (P1 const& p1, P2 const& p2, P3 const& p3, P4 const& p4,
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P5 const& p5)
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{
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m_handler (p1, p2, p3, p4, p5);
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}
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template <class P1, class P2, class P3, class P4, class P5>
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void operator() (P1 const& p1, P2 const& p2, P3 const& p3, P4 const& p4,
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P5 const& p5) const
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{
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m_handler (p1, p2, p3, p4, p5);
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}
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template <class P1, class P2, class P3, class P4, class P5, class P6>
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void operator() (P1 const& p1, P2 const& p2, P3 const& p3, P4 const& p4,
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P5 const& p5, P6 const& p6)
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{
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m_handler (p1, p2, p3, p4, p5, p6);
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}
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template <class P1, class P2, class P3, class P4, class P5, class P6>
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void operator() (P1 const& p1, P2 const& p2, P3 const& p3, P4 const& p4,
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P5 const& p5, P6 const& p6) const
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{
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m_handler (p1, p2, p3, p4, p5, p6);
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}
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template <class P1, class P2, class P3, class P4,
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class P5, class P6, class P7>
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void operator() (P1 const& p1, P2 const& p2, P3 const& p3, P4 const& p4,
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P5 const& p5, P6 const& p6, P7 const& p7)
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{
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m_handler (p1, p2, p3, p4, p5, p6, p7);
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}
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template <class P1, class P2, class P3, class P4,
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class P5, class P6, class P7>
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void operator() (P1 const& p1, P2 const& p2, P3 const& p3, P4 const& p4,
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P5 const& p5, P6 const& p6, P7 const& p7) const
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{
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m_handler (p1, p2, p3, p4, p5, p6, p7);
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}
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template <class P1, class P2, class P3, class P4,
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class P5, class P6, class P7, class P8>
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void operator() (P1 const& p1, P2 const& p2, P3 const& p3, P4 const& p4,
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P5 const& p5, P6 const& p6, P7 const& p7, P8 const& p8)
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{
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m_handler (p1, p2, p3, p4, p5, p6, p7, p8);
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}
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template <class P1, class P2, class P3, class P4,
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class P5, class P6, class P7, class P8>
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void operator() (P1 const& p1, P2 const& p2, P3 const& p3, P4 const& p4,
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P5 const& p5, P6 const& p6, P7 const& p7, P8 const& p8) const
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{
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m_handler (p1, p2, p3, p4, p5, p6, p7, p8);
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}
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#endif
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private:
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Handler m_handler;
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Counter& m_counter;
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};
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}
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//------------------------------------------------------------------------------
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/** Provides a counted_bind replacement for bind which counts pending I/Os.
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Derive your class from this class and then call the bind member
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function instead.
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*/
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class enable_counted_bind
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{
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public:
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typedef std::size_t size_type;
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private:
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typedef std::atomic <size_type> counter_type;
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public:
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enable_counted_bind ()
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: m_count (0)
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{
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}
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/** Return the number of binds pending completion. */
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size_type bind_count () const
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{
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return m_count.load ();
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}
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/** Returns a wrapper that calls the handler and manages the counter. */
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template <class Handler>
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detail::counted_bind_wrapper <Handler, counter_type> wrap (Handler&& h)
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{
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return detail::counted_bind_wrapper <Handler, counter_type> (
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std::forward <Handler> (h), m_count);
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}
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private:
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counter_type m_count;
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};
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}
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#endif
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176
src/ripple/common/functional/impl/counted_bind.cpp
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176
src/ripple/common/functional/impl/counted_bind.cpp
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@@ -0,0 +1,176 @@
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//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2012, 2013 Ripple Labs Inc.
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Permission to use, copy, modify, and/or distribute this software for any
|
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purpose with or without fee is hereby granted, provided that the above
|
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copyright notice and this permission notice appear in all copies.
|
||||
|
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
||||
ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#include "../counted_bind.h"
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namespace ripple {
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using namespace beast;
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class TrackedHandler
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{
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public:
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explicit TrackedHandler (Journal journal)
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: m_journal (journal)
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{
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m_journal.info << "Constructor";
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}
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TrackedHandler (TrackedHandler const& h)
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: m_journal (h.m_journal)
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{
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m_journal.info << "Copy Constructor";
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}
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TrackedHandler (TrackedHandler&& h)
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: m_journal (std::move (h.m_journal))
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{
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m_journal.info << "Move Constructor";
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}
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// VFALCO NOTE What the heck does this do?
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TrackedHandler (TrackedHandler const&& h)
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: m_journal (h.m_journal)
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{
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m_journal.info << "Move Constructor (const)";
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}
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~TrackedHandler ()
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{
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m_journal.info << "Destructor";
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}
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void operator () () const
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{
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m_journal.info << "Function call";
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}
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private:
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Journal m_journal;
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};
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//------------------------------------------------------------------------------
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template <class Handler>
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struct HandlerWrapper
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{
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#if 1
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// Universal constructor
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template <class H>
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HandlerWrapper (H&& h, std::nullptr_t) // dummy arg
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: m_handler (std::forward <H> (h))
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{
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}
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#else
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// move construct
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HandlerWrapper (Handler&& h, nullptr_t)
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: m_handler (std::move (h))
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{
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}
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// copy construct
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HandlerWrapper (Handler const& h, nullptr_t)
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: m_handler (h)
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{
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}
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#endif
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#if 0
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template <typename ...Args>
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void operator () (Args&& ...args)
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{
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m_handler (std::forward <Args> (args)...);
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}
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#else
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void operator() () const
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{
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m_handler ();
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}
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#endif
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Handler const m_handler;
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};
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template <class Handler>
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HandlerWrapper <
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typename std::remove_reference <Handler>::type> make_handler (Handler&& h)
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{
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typedef typename std::remove_reference <Handler>::type handler_type;
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return HandlerWrapper <handler_type> (
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std::forward <handler_type> (h), nullptr);
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}
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//------------------------------------------------------------------------------
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class CountedBindTests : public UnitTest
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{
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public:
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void runTest ()
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{
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beginTestCase ("Move");
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Journal const j (journal());
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{
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j.info << "w1";
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TrackedHandler h (j);
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HandlerWrapper <TrackedHandler> w1 (std::move (h), nullptr);
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w1 ();
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}
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{
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j.info << "w2";
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HandlerWrapper <TrackedHandler> w2 ((TrackedHandler (j)), nullptr);
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w2 ();
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}
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{
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j.info << "w3";
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TrackedHandler const h (j);
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HandlerWrapper <TrackedHandler> w3 (h, nullptr);
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w3 ();
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}
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{
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j.info << "w4";
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auto w4 (make_handler (TrackedHandler (j)));
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w4 ();
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}
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{
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j.info << "w5";
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TrackedHandler const h (j);
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auto w5 (make_handler (h));
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w5 ();
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}
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pass ();
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}
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CountedBindTests () : UnitTest ("counted_bind", "ripple", runManual)
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{
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}
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};
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static CountedBindTests countedBindTests;
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}
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24
src/ripple/common/ripple_common.cpp
Normal file
24
src/ripple/common/ripple_common.cpp
Normal file
@@ -0,0 +1,24 @@
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//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
|
||||
Copyright (c) 2012, 2013 Ripple Labs Inc.
|
||||
|
||||
Permission to use, copy, modify, and/or distribute this software for any
|
||||
purpose with or without fee is hereby granted, provided that the above
|
||||
copyright notice and this permission notice appear in all copies.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
||||
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
||||
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
||||
ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
||||
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
||||
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
||||
*/
|
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//==============================================================================
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#include "BeastConfig.h"
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#include "../../beast/modules/beast_core/beast_core.h" // for UnitTest
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#include "functional/impl/counted_bind.cpp"
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